Home / 226,136.10-338,804.96-137,209.02

Finding the Fourth Proportional to 226,136.10, 338,804.96 and 137,209.02

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Solution

The fourth proportional to 226,136.10, 338,804.96 and 137,209.02 is: 205,571.32

Step by Step Solution

  1. Step 1: Write the proportion equation
    226,136.10 : 338,804.96 = 137,209.02 : x
  2. Step 2: Convert to fraction form
    226,136.10/338,804.96 = 137,209.02/x
  3. Step 3: Cross multiply
    226,136.10x = 338,804.96 × 137,209.02
  4. Step 4: Simplify right side
    226,136.10x = 46,487,096,532.74
  5. Step 5: Solve for x
    x = 46,487,096,532.74/226,136.10
  6. Step 6: Final answer
    x = 205,571.32

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Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.